Frusta e il corpo, La (1963) (as John M. Old)... aka Corps et le fouet, Le (France)... aka Night Is the Phantom (UK: dubbed version)... aka Son of Satan... aka The Body and the Whip... aka The Way and the Body... aka The Whip and the Body... aka What (USA)

Ercole al centro della terra (1961)... aka Hercules at the Center of the Earth (International: English title: literal title)... aka Hercules in the Center of the Earth (International: English title)... aka Hercules in the Haunted World (USA)... aka Hercules vs. the Vampires... aka Sword and Sandal (Australia: TV title)... aka The Vampires vs. Hercules... aka With Hercules to the Center of the Earth